The best replacement for xml is html.

The best alternatives to xml are rated as following:
★★★★★  html
★★★★  json
★★★★  database
★★★  xhtml
★★  edi
★★  sql
★★  csv
★  xsd
★  xls
★  relational database
★  ical
★  php
★  soap
  m3u
  rss
  html 5
  html sitemap
  database which is faster
  yaml
  xsl
  json speed
  json android
  ini
  odf
  json example
  sgml
  rdf
  asp
  json performance
  xml
  hl7
  flat file
  html5
  corba
  relational
  css
  xaml
  json size
  uml
  snmp

Your alternative for xml is not listed? Suggest!
Speaking about xml, one probably shouldn't forget about java.

Other search terms related to xml and their ratings are:
★★★★★ java
★★★★★ dtd
★★★★★ namespace
★★★★★ php
★★★★ schema
★★★★ css
★★★ attributes
★★★ xsd
★★★ flash
★★ html
★★ javascript
★★ doctype
★★ c#
★★ cdata
★ xslt
★ asp
★ linq
★ xsl
★ namespace prefix
★ python
★ .net
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You have in mind a companion for xml and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of xml in all years. Click on graph for more.
xml
html
json